dzt0250-2010 煤层气钻井作业规范

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1、DZ中华人民共和国地质矿产行业标准DZ/T0250-2010煤层气钻井作业规范Specificationsforcoalbedmethanedrillingengineering2011-01-13发布2011-03-01实施中华人民共和国国土资源部发布目次前言.........................................................................................................................................................

2、..III引言...........................................................................................................................................................IV1范围.....................................................................................................................

3、........................................12规范性引用文件.........................................................................................................................................13钻井工程设计..........................................................................................

4、...................................................23.1钻井工程设计步骤..........................................................................................................................23.2钻井工程设计书格式......................................................................................

5、................................23.3井身结构设计..................................................................................................................................23.4井口及井控装置设计...................................................................................................

6、...................33.5钻井循环介质设计..........................................................................................................................33.6钻柱组合设计.........................................................................................................................

7、.........53.7固井工程设计..................................................................................................................................63.8取芯设计...............................................................................................................................

8、...........7